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Bedrock · Grades 1–3 Keystones #1 17 February 2024
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Keystones — Bedrock

Five GCSE retrieval questions · 17 February 2024 · mathsvault.uk/keystones

  1. 1. Number

    20000

    Answer: 2 × 104
  2. 2. Algebra

    Factorise: 35x + 40

    Answer: 5(7x + 8)
  3. 3. Geometry

    Convert 3kg to g

    Answer: 3000g
  4. 4. Ratio

    Simplify the ratio 14:16

    Answer: 7:8
  5. 5. Statistics

    Find the mean of: 12, 19, 9, 20, 12

    Answer: 14.4

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